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Individual Calculations July 2012 |
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| Nieto, Guillermo Luigui Ubaldo Total change: -15.90 | |   |
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| IRT Zonal Sub-16 Absoluto Zona Centro | Duitama | COL | 2012-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1913 | 2.00 | 4 | -0.45 | 15 | -6.75 | |
|  Arismendi Polanco, Efrain Steve | | | 1693 | COL | 0.00 | 1 | -0.78 | 15 | -11.70 | |  Nieto, Manuel Valerio Waldo | | | 1965 | COL | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Obando Guzman, Soren Federico | | | 1827 | COL | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Morantes Maldonado, Hans Mateo | | | 1828 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Zonal Sub-14 Absoluto Zona Centro 2012 | Bogota | COL | 2012-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1913 | 2.50 | 5 | -0.32 | 15 | -4.80 | |
| | Rodriguez, Sofia | | | 1810 | COL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Duran Barraza, Mateo Andres | | | 1852 | COL | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Corredor Castellanos, Camilo | | | 1822 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Salcedo, Jackeline | | wf | 1956 | COL | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Moreno Lozano, David | | | 1882 | COL | 0.00 | 1 | -0.54 | 15 | -8.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Open IRT Liga de Ajedrez de Bogota JUNIO | Bogota | COL | 2012-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1913 | 2.50 | 5 | 0.59 | 15 | 8.85 | |
| | Nieto, Manuel Valerio Waldo | | | 1965 | COL | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Barrios, Hernando | | | 2034 | COL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Corredor Castellanos, Camilo | | | 1822 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Lizarazo Arango, Juan Carlos | | | 2105 | COL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Estrella Becerra, Fernando | | | 2084 | COL | 0.50 | 1 | 0.23 | 15 | 3.45 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 62nd New Hampshire Open | Manchester, New Hampshire | USA | 2012-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1913 | 0.00 | 2 | -0.88 | 15 | -13.20 | |
| | Xu, Haizhou | | | 1953 | CAN | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Elmore, John P | | | 1959 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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